158400462 has 64 divisors (see below), whose sum is σ = 354979584. Its totient is φ = 46717440.

The previous prime is 158400461. The next prime is 158400467. The reversal of 158400462 is 264004851.

It is a super-3 number, since 3×158400462³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158400461) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 499528 + ... + 499844.

It is an arithmetic number, because the mean of its divisors is an integer number (5546556).

Almost surely, 2^158400462 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 158400462, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177489792).

158400462 is an abundant number, since it is smaller than the sum of its proper divisors (196579122).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

158400462 is a wasteful number, since it uses less digits than its factorization.

158400462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513.

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 158400462 is about 12585.7245321833. The cubic root of 158400462 is about 541.0683718367.

The spelling of 158400462 in words is "one hundred fifty-eight million, four hundred thousand, four hundred sixty-two".