151492738 has 8 divisors (see below), whose sum is σ = 239199120. Its totient is φ = 71759700.

The previous prime is 151492717. The next prime is 151492751. The reversal of 151492738 is 837294151.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 151492738.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1993288 + ... + 1993363.

It is an arithmetic number, because the mean of its divisors is an integer number (29899890).

Almost surely, 2^151492738 is an apocalyptic number.

151492738 is a deficient number, since it is larger than the sum of its proper divisors (87706382).

151492738 is a wasteful number, since it uses less digits than its factorization.

151492738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3986672.

The product of its digits is 60480, while the sum is 40.

The square root of 151492738 is about 12308.2386229712. The cubic root of 151492738 is about 533.0859932099.

The spelling of 151492738 in words is "one hundred fifty-one million, four hundred ninety-two thousand, seven hundred thirty-eight".