738820351 has 4 divisors (see below), whose sum is σ = 738888304. Its totient is φ = 738752400.

The previous prime is 738820337. The next prime is 738820373. The reversal of 738820351 is 153028837.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a 4-Lehmer number, since φ(738820351) divides (738820351-1)⁴.

It is a cyclic number.

It is not a de Polignac number, because 738820351 - 2⁷ = 738820223 is a prime.

It is a super-2 number, since 2×738820351² = 1091711022103526402, which contains 22 as substring.

It is a deceptive number, since it divides R_738820350.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 738820351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (738820321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13590 + ... + 40771.

It is an arithmetic number, because the mean of its divisors is an integer number (184722076).

It is a Poulet number, since it divides 2^738820350-1.

Almost surely, 2^738820351 is an apocalyptic number.

738820351 is the 13591-st decagonal number.

738820351 is a deficient number, since it is larger than the sum of its proper divisors (67953).

738820351 is a wasteful number, since it uses less digits than its factorization.

738820351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67952.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 738820351 is about 27181.2499896528. The cubic root of 738820351 is about 904.0232845537.

The spelling of 738820351 in words is "seven hundred thirty-eight million, eight hundred twenty thousand, three hundred fifty-one".