46742391 has 12 divisors (see below), whose sum is σ = 67594800. Its totient is φ = 31125600.

The previous prime is 46742341. The next prime is 46742407. The reversal of 46742391 is 19324764.

It is not a de Polignac number, because 46742391 - 2¹⁴ = 46726007 is a prime.

It is a super-2 number, since 2×46742391² = 4369702232793762, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46742321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6966 + ... + 11916.

It is an arithmetic number, because the mean of its divisors is an integer number (5632900).

Almost surely, 2^46742391 is an apocalyptic number.

46742391 is a deficient number, since it is larger than the sum of its proper divisors (20852409).

46742391 is a wasteful number, since it uses less digits than its factorization.

46742391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6006 (or 6003 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 46742391 is about 6836.8407177585. The cubic root of 46742391 is about 360.2220620693. Note that the first 3 decimals are identical.

The spelling of 46742391 in words is "forty-six million, seven hundred forty-two thousand, three hundred ninety-one".