137376406 has 8 divisors (see below), whose sum is σ = 207955440. Its totient is φ = 68057928.

The previous prime is 137376383. The next prime is 137376427. The reversal of 137376406 is 604673731.

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

It is a congruent number.

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, 314866 + ... + 315301.

It is an arithmetic number, because the mean of its divisors is an integer number (25994430).

Almost surely, 2^137376406 is an apocalyptic number.

137376406 is a deficient number, since it is larger than the sum of its proper divisors (70579034).

137376406 is a wasteful number, since it uses less digits than its factorization.

137376406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630278.

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 137376406 is about 11720.7681488885. The cubic root of 137376406 is about 515.9853645469.

Adding to 137376406 its product of nonzero digits (63504), we get a triangular number (137439910 = T₁₆₅₇₉).

The spelling of 137376406 in words is "one hundred thirty-seven million, three hundred seventy-six thousand, four hundred six".