157402 has 8 divisors (see below), whose sum is σ = 269856. Its totient is φ = 67452.

The previous prime is 157393. The next prime is 157411. The reversal of 157402 is 204751.

It is an interprime number because it is at equal distance from previous prime (157393) and next prime (157411).

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 157402.

It is a congruent number.

It is an unprimeable number.

157402 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5608 + ... + 5635.

It is an arithmetic number, because the mean of its divisors is an integer number (33732).

2¹⁵⁷⁴⁰² is an apocalyptic number.

157402 is a deficient number, since it is larger than the sum of its proper divisors (112454).

157402 is a wasteful number, since it uses less digits than its factorization.

157402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11252.

The product of its (nonzero) digits is 280, while the sum is 19.

The square root of 157402 is about 396.7392090530. The cubic root of 157402 is about 53.9929117354.

The spelling of 157402 in words is "one hundred fifty-seven thousand, four hundred two".